COWDEN, ELLIOTT F., -B-

Oil · District 08 · Lease #1580

Operator: OCCIDENTAL PERMIAN LTD.

Fields: FOSTER

Cum Oil

1.3M BBL

Cum Gas

419k MCF

casinghead

Wells

56

Production

1993-01 — 2026-04

Peak Month

1993-03

Production History

Cum Oil: 1,339,593 BBL Cum Gas: 419,440 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,983 BBL/mo

Di (annual)

5.3%

b-factor

0.0

EUR

1,460,409 BBL

R-squared

0.861

type

exponential

Operator History (from monthly production reports)

2000-05 — 2026-07 OCCIDENTAL PERMIAN LTD. 315 mo
1997-03 — 2000-04 ALTURA ENERGY LTD. 38 mo
1993-01 — 1997-02 AMOCO PRODUCTION COMPANY 50 mo

Wells (56)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
150OCCIDENTAL PERMIAN LTD.29,5002018-03-29
75OCCIDENTAL PERMIAN LTD.29,4652018-03-29
65OCCIDENTAL PERMIAN LTD.14,8002016-09-29
103OCCIDENTAL PERMIAN LTD.14,6002006-05-23
102OCCIDENTAL PERMIAN LTD.14,6002006-05-19
89OCCIDENTAL PERMIAN LTD.29,5001992-08-19
97OCCIDENTAL PERMIAN LTD.29,5001992-08-19
101OCCIDENTAL PERMIAN LTD.24,6001987-10-15
87OCCIDENTAL PERMIAN LTD.14,7001980-10-24
142-135-03231OCCIDENTAL PERMIAN LTD.------
1042-135-03239OCCIDENTAL PERMIAN LTD.------
11W42-135-03240OCCIDENTAL PERMIAN LTD.------
12W42-135-03241OCCIDENTAL PERMIAN LTD.------
1342-135-03242OCCIDENTAL PERMIAN LTD.------
1442-135-03243OCCIDENTAL PERMIAN LTD.------
15W42-135-03244OCCIDENTAL PERMIAN LTD.------
16W42-135-03245OCCIDENTAL PERMIAN LTD.------
1742-135-03246OCCIDENTAL PERMIAN LTD.------
1842-135-03247OCCIDENTAL PERMIAN LTD.------
19W42-135-03248OCCIDENTAL PERMIAN LTD.------
21W42-135-03250OCCIDENTAL PERMIAN LTD.------
2242-135-03251OCCIDENTAL PERMIAN LTD.------
23W42-135-03252OCCIDENTAL PERMIAN LTD.------
24W42-135-03253OCCIDENTAL PERMIAN LTD.------
25W42-135-03254OCCIDENTAL PERMIAN LTD.------
26W42-135-03255OCCIDENTAL PERMIAN LTD.------
27W42-135-03256OCCIDENTAL PERMIAN LTD.------
28W42-135-03257OCCIDENTAL PERMIAN LTD.------
29W42-135-03258OCCIDENTAL PERMIAN LTD.------
3042-135-03259OCCIDENTAL PERMIAN LTD.------
3142-135-03260OCCIDENTAL PERMIAN LTD.------
3242-135-03261OCCIDENTAL PERMIAN LTD.------
33W42-135-03262OCCIDENTAL PERMIAN LTD.------
34W42-135-03263OCCIDENTAL PERMIAN LTD.------
3542-135-03264OCCIDENTAL PERMIAN LTD.------
3642-135-03265OCCIDENTAL PERMIAN LTD.------
37W42-135-03266OCCIDENTAL PERMIAN LTD.------
3842-135-03267OCCIDENTAL PERMIAN LTD.------
39W42-135-03268OCCIDENTAL PERMIAN LTD.------
442-135-03233OCCIDENTAL PERMIAN LTD.------
40W42-135-03269OCCIDENTAL PERMIAN LTD.------
4142-135-03270OCCIDENTAL PERMIAN LTD.------
4442-135-03273OCCIDENTAL PERMIAN LTD.------
5W42-135-03234OCCIDENTAL PERMIAN LTD.------
642-135-03235OCCIDENTAL PERMIAN LTD.------
60W42-135-30033OCCIDENTAL PERMIAN LTD.------
6142-135-30266OCCIDENTAL PERMIAN LTD.------
6242-135-30262OCCIDENTAL PERMIAN LTD.------
6342-135-30265OCCIDENTAL PERMIAN LTD.------
6442-135-30263OCCIDENTAL PERMIAN LTD.------
7042-135-30650OCCIDENTAL PERMIAN LTD.------
71W42-135-30756OCCIDENTAL PERMIAN LTD.------
7942-135-32114OCCIDENTAL PERMIAN LTD.------
7W42-135-03236OCCIDENTAL PERMIAN LTD.------
842-135-03237OCCIDENTAL PERMIAN LTD.------
9W42-135-03238OCCIDENTAL PERMIAN LTD.------